<!DOCTYPE html>
<html>
<link rel="author" title="Mozilla" href="https://mozilla.org">
<link rel="help" href="https://drafts.csswg.org/css-grid/#typedef-auto-repeat">
<head>
  <style>

.grid-container {
  height: 30px;
  width: 300px;
  border-bottom: 2px solid #cfbfcf;
}

.grid-container > * { float: left; height: 30px; }
.grid-container > :nth-child(2n) {  background: sienna; }
.grid-container > :nth-child(2n + 1) {  background: orange; }

</style>
</head>

<body>
  <p>The test passes if it has the same visual effect as reference.</p>
  <div class="grid-container">
    <div style="width: 10px;"></div>
    <div style="width: 20px;"></div>
    <div style="width: 30px;"></div>
    <div style="width: 40px;"></div>
    <div style="width: 30px;"></div>
    <div style="width: 40px;"></div>
  </div>
  <div class="grid-container">
    <div style="width: 10px;"></div>
    <div style="width: 20px;"></div>
    <div style="width: 30px;"></div>
    <div style="width: 40px;"></div>
    <div style="width: 30px;"></div>
    <div style="width: 50px; margin-left: 40px;"></div>
  </div>
  <div class="grid-container">
    <div style="width: 20px; margin-left: 10px"></div>
    <div style="width: 30px;"></div>
    <div style="width: 30px; margin-left: 40px;"></div>
    <div style="width: 40px;"></div>
    <div style="width: 50px;"></div>
    <div style="width: 60px;"></div>
  </div>
</body>

</html>
